@import "./toggle";
@import "./toggle.ios.vars";

// iOS Toggle
// -----------------------------------------

:host {
  --background: #{$toggle-ios-background-color-off};
  --background-checked: #{ion-color(primary, base)};
  --handle-background: #{$toggle-ios-handle-background-color};
  --handle-background-checked: #{$toggle-ios-handle-background-color};

  box-sizing: content-box;

  position: relative;

  width: $toggle-ios-width;
  height: $toggle-ios-height;

  contain: strict;
}

:host(.ion-color.toggle-checked) .toggle-icon {
  background: current-color(base);
}

:host(.ion-color.toggle-checked) .toggle-inner {
  background: current-color(contrast);
}

// iOS Toggle Background Track: Unchecked
// -----------------------------------------

.toggle-icon {
  @include border-radius($toggle-ios-border-radius);

  display: block;
  position: relative;

  width: 100%;
  height: 100%;

  // Needed to prevent visual glitch in safari/iOS
  // See https://github.com/ionic-team/ionic/issues/14626
  transform: translate3d(0,0,0);

  transition: background-color $toggle-ios-transition-duration;

  background-color: $toggle-ios-border-color-off;

  overflow: hidden;
  pointer-events: none;
}


// iOS Toggle Background Oval: Unchecked
// -----------------------------------------

.toggle-icon::before {
  @include position($toggle-ios-border-width, $toggle-ios-border-width, $toggle-ios-border-width, $toggle-ios-border-width);
  @include border-radius($toggle-ios-border-radius);

  position: absolute;

  transform: scale3d(1, 1, 1);

  transition: transform $toggle-ios-transition-duration;

  background: var(--background);

  content: "";
}


// iOS Toggle Inner Knob: Unchecked
// -----------------------------------------

.toggle-inner {
  @include position($toggle-ios-border-width, null, null, $toggle-ios-border-width);
  @include border-radius($toggle-ios-handle-border-radius);

  position: absolute;

  width: $toggle-ios-handle-width;
  height: $toggle-ios-handle-height;

  transition: transform $toggle-ios-transition-duration, width 120ms ease-in-out 80ms, left 110ms ease-in-out 80ms, right 110ms ease-in-out 80ms;

  background: var(--handle-background);

  box-shadow: $toggle-ios-handle-box-shadow;
  will-change: transform;
  contain: strict;
}


// iOS Toggle Background Track: Checked
// -----------------------------------------

:host(.toggle-checked) .toggle-icon {
  background: var(--background-checked);
}


// iOS Toggle Background Oval: Activated or Checked
// -----------------------------------------

:host(.toggle-activated) .toggle-icon::before,
:host(.toggle-checked) .toggle-icon::before {
  transform: scale3d(0, 0, 0);
}


// iOS Toggle Inner Knob: Checked
// -----------------------------------------

:host(.toggle-checked) .toggle-inner {
  @include transform(translate3d($toggle-ios-width - $toggle-ios-handle-width - ($toggle-ios-border-width * 2), 0, 0));

  background: var(--handle-background-checked);
}


// iOS Toggle Background Oval: Activated and Checked
// -----------------------------------------

:host(.toggle-activated.toggle-checked) .toggle-inner::before {
  transform: scale3d(0, 0, 0);
}


// iOS Toggle Inner Knob: Activated and Unchecked
// -----------------------------------------

:host(.toggle-activated) .toggle-inner {
  width: $toggle-ios-handle-width + 6;
}


// iOS Toggle Inner Knob: Activated and Checked
// -----------------------------------------

:host(.toggle-activated.toggle-checked) .toggle-inner {
  // when pressing down on the toggle and IS checked
  // make the knob wider and move it left a bit

  @include position-horizontal($toggle-ios-border-width - 6, null);
}


// iOS Toggle: Disabled
// -----------------------------------------

// .item-ios.item-toggle-disabled ion-label

:host(.toggle-disabled) {
  opacity: $toggle-ios-disabled-opacity;
}


// iOS Toggle Within An Item
// -----------------------------------------

:host(.in-item[slot]) {
  @include margin($toggle-ios-media-margin);
  @include padding($toggle-ios-item-end-padding-top, $toggle-ios-item-end-padding-end, $toggle-ios-item-end-padding-bottom, $toggle-ios-item-end-padding-start);
}

:host(.in-item[slot="start"]) {
  @include padding($toggle-ios-item-start-padding-top, $toggle-ios-item-start-padding-end, $toggle-ios-item-start-padding-bottom, $toggle-ios-item-start-padding-start);
}
